Engineering and Science Inquiry Activities : Page 12

Learn how acid-base catalysis affects enzymes and enzymatic reactions in this science project.

This science fair project idea determines what household items are good conductors of electricity.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

Discover whether cold or hot water from the faucet will boil faster on the stove.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

The goal of this science fair project is to determine which cheese grows mold the fastest: Vermont Cheddar, American, Brie, or Camembert?

Research and understand basic computer science. Build a simple computer, following instructions found online. Design a new or improved feature.

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

This science fair project teaches students the differences between fruits and vegetables.

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

This science fair project idea produces varying pitches of sound.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

Learn about what happens to a current-carrying wire in a magnetic field in this cool electromagnetism experiment!

The objective of this experiment is to evaluate the effects of acid rain on plants.

What happens when "coffee-addicts" miss coffee for 1 day? Find out in this science fair project idea!

Tin can phones offer something modern versions don't—a fun project to make with a friend, and a dramatic illustration of vibration and sound waves.

This project explores the interaction between air pressure and playing surface in determining a basketballâs bounce.

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

This experiment will examine and precisely measure the amount of sugar in various sodas.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

Learn about the Atwood Machine and Newton's 2nd Law with a pulley and masses of different weights in this physics science project.

Science fair project that examines condensation and the conditions needed in order for dew to form.

The goal of this project is to create an exciting topographical map out of dough.

Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.

Find out which part of a flame burns wood the fastest and also if this is true for all types of flames such as candle-flame, burners, and lighters.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.